DIESEL FUEL SYSTEM - Practice Mode

1) What is the function of heater plug?

Warm up fuel pump Warm up combustion chamber Warm up injector Warm up valves

Correct Answer: Warm up combustion chamber

2) Why fuel filter is essential in diesel engine?

Increase the power Prevent dirty smoke Easy starting Mirror polishing finish in nozzle and FIP

Correct Answer: Prevent dirty smoke

3) How the pressure, is maintaining in the high pressure pipe line of FIP?

Control rack Delivery valve Barrel Plunger

Correct Answer: Delivery valve

4) How much maximum fuel pressure developed in fuel injection pump?

100 to 200 Kgf/cm<sup>2</sup> 200 to 300 Kgf/cm<sup>2</sup> 300 to 400 Kgf/cm<sup>2</sup> 400 to 700 Kgf/cm<sup>2</sup>

Correct Answer: 400 to 700 Kgf/cm<sup>2</sup>

5) How the quantity of fuel delivery vary in running diesel engine?

By plunger By control sleeve By control rack By injection

Correct Answer: By control rack

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